Qizhen LU, Junbin HUANG, Hongcan GU, Yunyun WANG. Design of resistant static pressure probe for DFB fiber laser hydrophone[J]. Journal of Applied Optics, 2020, 41(2): 428
- Journal of Applied Optics
- Vol. 41, Issue 2, 428 (2020)
Fig. 1. Structural diagram of DFB fiber laser hydrophone with resistant static pressure
Fig. 2. Acoustic equivalent circuit of DFB fiber laser hydrophone with resistant static pressure
Fig. 3. Simplified acoustic equivalent circuit of DFB fiber laser hydrophone with resistant static pressure
Fig. 4. Influence of end cap through-hole radius on sound pressure transfer function of hydrophone
Fig. 5. Influence of sleeve through-hole radius on sound pressure transfer function of hydrophone
Fig. 6. Influence of diaphragm thickness on sound pressure transfer function of hydrophone
Fig. 7. Influence of length of short cavity on sound pressure transfer function of hydrophone
Fig. 8. Influence of long cavity length on sound pressure transfer function of hydrophone
Fig. 9. Influence of cavity radius on sound pressure transfer function of hydrophone
Fig. 10. Experimental device diagram of vibration liquid column method
Fig. 11. Schematic diagram of sound-absorbing pool experimental system
Fig. 12. Response curve of measured frequency for resistant static pressure fiber laser hydrophone
Fig. 13. Schematic diagram of resistant static pressure experimental system
Fig. 14. Static pressure test of resistant static pressure fiber laser hydrophone
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